Analysis

  • max time kernel
    152s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 01:01

General

  • Target

    604235a8923bcc41529c7662f5dc0b5e3be2f720e9b9ff15344f453cc9b3115b.exe

  • Size

    255KB

  • MD5

    36aced954a82292490e98f4ce0ca5720

  • SHA1

    857fd81aa5a71b6e1e47e121eace3a968f2ee374

  • SHA256

    604235a8923bcc41529c7662f5dc0b5e3be2f720e9b9ff15344f453cc9b3115b

  • SHA512

    ee2a10e5e8832919390ffe7659113aac5f1693e768cfa7d584c7390bffcf1ce5b3cde195bcace85bb0934ae7f7ae00580fd2e184871f47f56fa34acbb05c68ef

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJY:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIH

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • UPX packed file 31 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 13 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\604235a8923bcc41529c7662f5dc0b5e3be2f720e9b9ff15344f453cc9b3115b.exe
    "C:\Users\Admin\AppData\Local\Temp\604235a8923bcc41529c7662f5dc0b5e3be2f720e9b9ff15344f453cc9b3115b.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Windows\SysWOW64\glzzmmfneo.exe
      glzzmmfneo.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:948
      • C:\Windows\SysWOW64\aleomyqr.exe
        C:\Windows\system32\aleomyqr.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:860
    • C:\Windows\SysWOW64\lqtvszjkltcexgh.exe
      lqtvszjkltcexgh.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:772
    • C:\Windows\SysWOW64\aleomyqr.exe
      aleomyqr.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:768
    • C:\Windows\SysWOW64\hhqjbzoligihs.exe
      hhqjbzoligihs.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1076
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1552
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:672

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Hidden Files and Directories

    2
    T1158

    Registry Run Keys / Startup Folder

    1
    T1060

    Winlogon Helper DLL

    1
    T1004

    Defense Evasion

    Hidden Files and Directories

    2
    T1158

    Modify Registry

    7
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe
      Filesize

      255KB

      MD5

      f4ff75367694daf94b7e57ae617b8db5

      SHA1

      a280780efe97a6ddfbb8907b8a592ae009098d90

      SHA256

      1c0e6cba7495aad5f14796b258257bed3926223fe863347b88fbfbee6fecad42

      SHA512

      51cecf9231b07f47d5082ac1013d04e87ae157ed94330e3ef9b91d02de81c53bddf51f383fb294515ad5ab826b041b99fb01b2ab10c2c8b60b6cd5c35fc2e80e

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe
      Filesize

      255KB

      MD5

      0f1232240fe19a8737170fe1eada9c3b

      SHA1

      e42980ed103889eb6e39b6324cc9b0b5fc8c138f

      SHA256

      b8ec7cb779a820ab0835221811bc15d5db8958f47baea5dabba305397b5745ef

      SHA512

      6a17782bfec284c744b4a918acee0a393daf64dc1cb0e31608c13794f4caa916f6d8d6915027ac7d7fc090adcd53684e7989b5b7878c98c8a7bb65877f2446b7

    • C:\Users\Admin\AppData\Roaming\ReceiveStart.doc.exe
      Filesize

      255KB

      MD5

      5bc72908d8d1e2984e3d0ccc7e40a2d7

      SHA1

      425053d9b0dce4796072c3ef51ff485c2f45707f

      SHA256

      f8780a2a85707c2895bc3972a295ce7906ea5056267144fe9799441afceb3937

      SHA512

      4aeb01e181cce31a2aab60e768fd90ce1953c1496cf577b07b8f779c11c4d6b1692d95ceac5fd8799bc350b2c329eae977f67c8de51cbff2fc467193f3b7eab9

    • C:\Users\Admin\Music\RepairAssert.doc.exe
      Filesize

      255KB

      MD5

      c050fc9c96874d69e123b4597b6b53ee

      SHA1

      0d91060a978d38c5a928c5fb49d3789a277f0a92

      SHA256

      ac6f2303f330be66174c8dc14a3b6da500a745adb252ed795b2b1731f96e0897

      SHA512

      17c42624044325c1be0c0d93372d4b08944f237e35f805cad9df0c5345080be4093baa421a341d8c1078278e489645905fe18e18a8656ec75d284631a5a30ce8

    • C:\Windows\SysWOW64\aleomyqr.exe
      Filesize

      255KB

      MD5

      d2f8604534fd6c2d7a6fb3760280d732

      SHA1

      13636ef4b8db2db2e08961d2ab9cd4353585b1c6

      SHA256

      a89dc3a684ee2288d56203b99b8271a291486442c77f28a2ef959f6b7caec5a5

      SHA512

      a569d86bc947165e37125e3a810b947785c80cd28ecfb7526eebe01e60fb4c10bdbf059b526493d5786b2f9d7cd90979670f6c0f72ee901df5667d4b2c0dde3c

    • C:\Windows\SysWOW64\aleomyqr.exe
      Filesize

      255KB

      MD5

      d2f8604534fd6c2d7a6fb3760280d732

      SHA1

      13636ef4b8db2db2e08961d2ab9cd4353585b1c6

      SHA256

      a89dc3a684ee2288d56203b99b8271a291486442c77f28a2ef959f6b7caec5a5

      SHA512

      a569d86bc947165e37125e3a810b947785c80cd28ecfb7526eebe01e60fb4c10bdbf059b526493d5786b2f9d7cd90979670f6c0f72ee901df5667d4b2c0dde3c

    • C:\Windows\SysWOW64\aleomyqr.exe
      Filesize

      255KB

      MD5

      d2f8604534fd6c2d7a6fb3760280d732

      SHA1

      13636ef4b8db2db2e08961d2ab9cd4353585b1c6

      SHA256

      a89dc3a684ee2288d56203b99b8271a291486442c77f28a2ef959f6b7caec5a5

      SHA512

      a569d86bc947165e37125e3a810b947785c80cd28ecfb7526eebe01e60fb4c10bdbf059b526493d5786b2f9d7cd90979670f6c0f72ee901df5667d4b2c0dde3c

    • C:\Windows\SysWOW64\glzzmmfneo.exe
      Filesize

      255KB

      MD5

      0b6265ea643aa9ce8dd0825744593446

      SHA1

      ee8053f9e40ee7b3fcbe388c1dd8a851a201d692

      SHA256

      8fe6fa54fa0a8aa423a5fb6f4a8daa1512277932945828deba4eb5b7d71dea11

      SHA512

      7f6c187b7be0006d0dd9827643328389c0d0dd4967436c3dcf2a7ccf9c046e895911e9b92df9401e84c5a753f4cdad20a62f7d589dc50dafc13ab7e1e52ee755

    • C:\Windows\SysWOW64\glzzmmfneo.exe
      Filesize

      255KB

      MD5

      0b6265ea643aa9ce8dd0825744593446

      SHA1

      ee8053f9e40ee7b3fcbe388c1dd8a851a201d692

      SHA256

      8fe6fa54fa0a8aa423a5fb6f4a8daa1512277932945828deba4eb5b7d71dea11

      SHA512

      7f6c187b7be0006d0dd9827643328389c0d0dd4967436c3dcf2a7ccf9c046e895911e9b92df9401e84c5a753f4cdad20a62f7d589dc50dafc13ab7e1e52ee755

    • C:\Windows\SysWOW64\hhqjbzoligihs.exe
      Filesize

      255KB

      MD5

      5cc334881c99cdebd0b84d5716c0ba83

      SHA1

      9733069d4d71231f5d0dfc0f9231d1f18233b1d6

      SHA256

      69e692fa9cc376b092ace63622d16b899fd21db380f47a9cd0e52a79e5ce3dd7

      SHA512

      091c33105783d5fb4ec3c43c8d6bd2097956aeb501edadef46e559759e5bee083f5f4a0d831cab4302d8854eff945ccd5e5a2496432dc7c769461f4460a482f6

    • C:\Windows\SysWOW64\hhqjbzoligihs.exe
      Filesize

      255KB

      MD5

      5cc334881c99cdebd0b84d5716c0ba83

      SHA1

      9733069d4d71231f5d0dfc0f9231d1f18233b1d6

      SHA256

      69e692fa9cc376b092ace63622d16b899fd21db380f47a9cd0e52a79e5ce3dd7

      SHA512

      091c33105783d5fb4ec3c43c8d6bd2097956aeb501edadef46e559759e5bee083f5f4a0d831cab4302d8854eff945ccd5e5a2496432dc7c769461f4460a482f6

    • C:\Windows\SysWOW64\lqtvszjkltcexgh.exe
      Filesize

      255KB

      MD5

      15d7c500525c5e3a56942d98bcde1c4c

      SHA1

      eb8b35eaab724b2c927b7622ebfd589dafb64263

      SHA256

      337f10fe7c8a1607744d59917ac61d893d798c0b068f8edcc84f2a87aedb17c6

      SHA512

      f340babc4b49092024e84889a03cc4ff9d33967f64a5ba1a25ee5fffc86757ba6c5299d6b504b54e7fc16c03201a549e6132ce0871b53a9ab5f8cfb6171f6049

    • C:\Windows\SysWOW64\lqtvszjkltcexgh.exe
      Filesize

      255KB

      MD5

      15d7c500525c5e3a56942d98bcde1c4c

      SHA1

      eb8b35eaab724b2c927b7622ebfd589dafb64263

      SHA256

      337f10fe7c8a1607744d59917ac61d893d798c0b068f8edcc84f2a87aedb17c6

      SHA512

      f340babc4b49092024e84889a03cc4ff9d33967f64a5ba1a25ee5fffc86757ba6c5299d6b504b54e7fc16c03201a549e6132ce0871b53a9ab5f8cfb6171f6049

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    • \??\c:\Users\Admin\AppData\Roaming\ReceiveStart.doc.exe
      Filesize

      255KB

      MD5

      5bc72908d8d1e2984e3d0ccc7e40a2d7

      SHA1

      425053d9b0dce4796072c3ef51ff485c2f45707f

      SHA256

      f8780a2a85707c2895bc3972a295ce7906ea5056267144fe9799441afceb3937

      SHA512

      4aeb01e181cce31a2aab60e768fd90ce1953c1496cf577b07b8f779c11c4d6b1692d95ceac5fd8799bc350b2c329eae977f67c8de51cbff2fc467193f3b7eab9

    • \Windows\SysWOW64\aleomyqr.exe
      Filesize

      255KB

      MD5

      d2f8604534fd6c2d7a6fb3760280d732

      SHA1

      13636ef4b8db2db2e08961d2ab9cd4353585b1c6

      SHA256

      a89dc3a684ee2288d56203b99b8271a291486442c77f28a2ef959f6b7caec5a5

      SHA512

      a569d86bc947165e37125e3a810b947785c80cd28ecfb7526eebe01e60fb4c10bdbf059b526493d5786b2f9d7cd90979670f6c0f72ee901df5667d4b2c0dde3c

    • \Windows\SysWOW64\aleomyqr.exe
      Filesize

      255KB

      MD5

      d2f8604534fd6c2d7a6fb3760280d732

      SHA1

      13636ef4b8db2db2e08961d2ab9cd4353585b1c6

      SHA256

      a89dc3a684ee2288d56203b99b8271a291486442c77f28a2ef959f6b7caec5a5

      SHA512

      a569d86bc947165e37125e3a810b947785c80cd28ecfb7526eebe01e60fb4c10bdbf059b526493d5786b2f9d7cd90979670f6c0f72ee901df5667d4b2c0dde3c

    • \Windows\SysWOW64\glzzmmfneo.exe
      Filesize

      255KB

      MD5

      0b6265ea643aa9ce8dd0825744593446

      SHA1

      ee8053f9e40ee7b3fcbe388c1dd8a851a201d692

      SHA256

      8fe6fa54fa0a8aa423a5fb6f4a8daa1512277932945828deba4eb5b7d71dea11

      SHA512

      7f6c187b7be0006d0dd9827643328389c0d0dd4967436c3dcf2a7ccf9c046e895911e9b92df9401e84c5a753f4cdad20a62f7d589dc50dafc13ab7e1e52ee755

    • \Windows\SysWOW64\hhqjbzoligihs.exe
      Filesize

      255KB

      MD5

      5cc334881c99cdebd0b84d5716c0ba83

      SHA1

      9733069d4d71231f5d0dfc0f9231d1f18233b1d6

      SHA256

      69e692fa9cc376b092ace63622d16b899fd21db380f47a9cd0e52a79e5ce3dd7

      SHA512

      091c33105783d5fb4ec3c43c8d6bd2097956aeb501edadef46e559759e5bee083f5f4a0d831cab4302d8854eff945ccd5e5a2496432dc7c769461f4460a482f6

    • \Windows\SysWOW64\lqtvszjkltcexgh.exe
      Filesize

      255KB

      MD5

      15d7c500525c5e3a56942d98bcde1c4c

      SHA1

      eb8b35eaab724b2c927b7622ebfd589dafb64263

      SHA256

      337f10fe7c8a1607744d59917ac61d893d798c0b068f8edcc84f2a87aedb17c6

      SHA512

      f340babc4b49092024e84889a03cc4ff9d33967f64a5ba1a25ee5fffc86757ba6c5299d6b504b54e7fc16c03201a549e6132ce0871b53a9ab5f8cfb6171f6049

    • memory/672-106-0x000007FEFBAB1000-0x000007FEFBAB3000-memory.dmp
      Filesize

      8KB

    • memory/672-105-0x0000000000000000-mapping.dmp
    • memory/768-66-0x0000000000000000-mapping.dmp
    • memory/768-97-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/768-83-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/772-96-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/772-61-0x0000000000000000-mapping.dmp
    • memory/772-80-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/860-79-0x0000000000000000-mapping.dmp
    • memory/860-93-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/860-99-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/948-56-0x0000000000000000-mapping.dmp
    • memory/948-77-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/948-92-0x0000000003CC0000-0x0000000003D60000-memory.dmp
      Filesize

      640KB

    • memory/948-95-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/1076-98-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/1076-70-0x0000000000000000-mapping.dmp
    • memory/1076-84-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/1552-91-0x00000000710BD000-0x00000000710C8000-memory.dmp
      Filesize

      44KB

    • memory/1552-85-0x0000000000000000-mapping.dmp
    • memory/1552-89-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1552-88-0x00000000700D1000-0x00000000700D3000-memory.dmp
      Filesize

      8KB

    • memory/1552-87-0x0000000072651000-0x0000000072654000-memory.dmp
      Filesize

      12KB

    • memory/1552-107-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1552-108-0x00000000710BD000-0x00000000710C8000-memory.dmp
      Filesize

      44KB

    • memory/1792-54-0x0000000076391000-0x0000000076393000-memory.dmp
      Filesize

      8KB

    • memory/1792-76-0x00000000023F0000-0x0000000002490000-memory.dmp
      Filesize

      640KB

    • memory/1792-75-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB

    • memory/1792-86-0x0000000000400000-0x00000000004A0000-memory.dmp
      Filesize

      640KB